hmm... http://forum.java.sun.com/thread.jsp?forum=406&thread=297812Is this what you are looking for?It seems like an open GL and 3d math library for me...Build one? Count me in.Ragnvald.
Take a look at http://www.j3d.org for that kind of stuff. They have a big old code repository including a terrain rendering implementation, particle systems and the like.